簡短描述: | |
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Microcontroller with 128K Bytes In-System Programmable Flash |
品牌:ATMEL | |
包裝:TQFP64 | |
功能: | |
‧ High-performance, Low-power AVRR 8-bit Microcontroller | |
‧ Advanced RISC Architecture | |
– 133 Powerful Instructions – Most Single Clock Cycle Execution | |
– 32 x 8 General Purpose Working Registers + Peripheral Control Registers | |
– Fully Static Operation | |
– Up to 16 MIPS Throughput at 16 MHz | |
– On-chip 2-cycle Multiplier | |
‧ High Endurance Non-volatile Memory segments | |
– 128K Bytes of In-System Self-programmable Flash program memory | |
– 4K Bytes EEPROM | |
– 4K Bytes Internal SRAM | |
– Write/Erase cycles: 10,000 Flash/100,000 EEPROM | |
– Data retention: 20 years at 85°C/100 years at 25°C(1) | |
– Optional Boot Code Section with Independent Lock Bits | |
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In-System Programming by On-chip Boot Program |
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True Read-While-Write Operation |
– Up to 64K Bytes Optional External Memory Space | |
– Programming Lock for Software Security | |
– SPI Interface for In-System Programming | |
‧ JTAG (IEEE std. 1149.1 Compliant) Interface | |
– Boundary-scan Capabilities According to the JTAG Standard | |
– Extensive On-chip Debug Support | |
– Programming of Flash, EEPROM, Fuses and Lock Bits through the JTAG Interface | |
‧ Peripheral Features | |
– Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes | |
– Two Expanded 16-bit Timer/Counters with Separate Prescaler, Compare Mode and | |
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Capture Mode |
– Real Time Counter with Separate Oscillator | |
– Two 8-bit PWM Channels | |
– 6 PWM Channels with Programmable Resolution from 2 to 16 Bits | |
– Output Compare Modulator | |
– 8-channel, 10-bit ADC | |
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8 Single-ended Channels |
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7 Differential Channels |
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2 Differential Channels with Programmable Gain at 1x, 10x, or 200x |
– Byte-oriented Two-wire Serial Interface | |
– Dual Programmable Serial USARTs | |
– Master/Slave SPI Serial Interface | |
– Programmable Watchdog Timer with On-chip Oscillator | |
– On-chip Analog Comparator | |
‧ Special Microcontroller Features | |
– Power-on Reset and Programmable Brown-out Detection | |
– Internal Calibrated RC Oscillator | |
– External and Internal Interrupt Sources | |
– Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, | |
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and Extended Standby |
– Software Selectable Clock Frequency | |
– ATmega103 Compatibility Mode Selected by a Fuse | |
– Global Pull-up Disable | |
‧ I/O and Packages | |
– 53 Programmable I/O Lines | |
– 64-lead TQFP and 64-pad QFN/MLF | |
‧ Operating Voltages | |
– 2.7 - 5.5V for ATmega128A | |
‧ Speed Grades | |
– 0 - 16 MHz for ATmega128A | |
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腳位圖: | |
包裝及訂貨資訊: | |